Is CVE-2025-3028 in the CISA KEV catalog?

No. CVE-2025-3028 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-3028?

CVE-2025-3028 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2025-3028?

CVE-2025-3028 has an EPSS score of 0.82% (53th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3028?

Upgrade firefox on debian unstable to 137.0-1 or later. Fixes are available for 19 affected products.

CVE & CISA-KEV Catalog

CVE-2025-3028

MEDIUM

6.5

CVSS v3

NVD

Description

JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after-free. This vulnerability was fixed in Firefox 137, Firefox ESR 115.22, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.

CWE-416Use After Free

How to fix

Remediation Available

firefoxDebian

Fixed in:137.0-1CVE-2025-3028

firefoxRocky

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el7_9RHSA-2025:3628

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

firefoxRed Hat / RHEL

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el7_9RHSA-2025:3628

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

firefox-debuginfoRed Hat / RHEL

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el7_9RHSA-2025:3628

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

firefox-debuginfoRocky

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el7_9RHSA-2025:3628

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

firefox-debugsourceRed Hat / RHEL

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

firefox-debugsourceRocky

Fixed in:0:128.9.0-3.el10_0RHSA-2025:7491

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_10RHSA-2025:3582

Fixed in:0:128.9.0-2.el8_4RHSA-2025:3581

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_6RHSA-2025:3621

Fixed in:0:128.9.0-2.el8_8RHSA-2025:3620

Fixed in:0:128.9.0-2.el8_2RHSA-2025:3623

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_0RHSA-2025:3587

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

firefox-x11Rocky

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

firefox-x11Red Hat / RHEL

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_4RHSA-2025:3590

Fixed in:0:128.9.0-2.el9_5RHSA-2025:3556

Fixed in:0:128.9.0-2.el9_2RHSA-2025:3589

thunderbirdRocky

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

thunderbirdRed Hat / RHEL

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

thunderbird-debuginfoRocky

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

thunderbird-debugsourceRocky

Fixed in:0:128.9.0-2.el10_0RHSA-2025:7493

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_8RHSA-2025:4029

Fixed in:0:128.9.0-2.el8_4RHSA-2025:4031

Fixed in:0:128.9.0-2.el8_2RHSA-2025:4032

Fixed in:0:128.9.0-2.el8_10RHSA-2025:4170

Fixed in:0:128.9.0-2.el8_6RHSA-2025:4030

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_2RHSA-2025:4027

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_4RHSA-2025:4026

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

Fixed in:0:128.9.0-2.el9_5RHSA-2025:4169

Fixed in:0:128.9.0-2.el9_0RHSA-2025:4028

thunderbirdUbuntu

Fixed in:1:128.12.0+build1-0ubuntu0.22.04.1USN-7663-1

DeveloperEditionWindows application

Affected:115.22.0Fixed in:115.22.0Mozilla

Affected:137.0Fixed in:137.0Mozilla

Affected:116.0 128.9.0Fixed in:128.9.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:116.0 128.9.0Fixed in:128.9.0Mozilla

Affected:137.0Fixed in:137.0Mozilla

Affected:115.22.0Fixed in:115.22.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:128.9.0Fixed in:128.9.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Exploit Intelligence

0.82%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Exploit1

bugzilla.mozilla.org

Vendor Advisory5

Other references1

lists.debian.org

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-13.